Nerds cheered and wept with happiness as NASA’s Mars Exploration Rover Spirit responded to ground control commands today via the Mars Odyssey orbiter. Earlier this week, NASA feared that the rover would fall victim to the same problem that killed our beloved Phoenix Mars Lander. The dust storm is still a problem, but Spirit has managed to gather enough solar energy to communicate normally. Once again, Spirit has lived up to the name and proven that its a fighter. [Spacefellowship via Slashdot]